Finding the Fourth Proportional to 514,710.15, 771,753.57 and 230,347.75
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Solution
The fourth proportional to 514,710.15, 771,753.57 and 230,347.75 is: 345,382.15
Step by Step Solution
- Step 1: Write the proportion equation
514,710.15 : 771,753.57 = 230,347.75 : x - Step 2: Convert to fraction form
514,710.15/771,753.57 = 230,347.75/x - Step 3: Cross multiply
514,710.15x = 771,753.57 × 230,347.75 - Step 4: Simplify right side
514,710.15x = 177,771,698,353.52 - Step 5: Solve for x
x = 177,771,698,353.52/514,710.15 - Step 6: Final answer
x = 345,382.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.